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Blind Flanges

One of the most recognized companies is Universe Metal & Alloy among the greatest Manufacturers and Exporters Of Blind Flange, offering a diverse range of industrial Blind Flanges. Our ASME B16.5 Blind Flanges adhere strictly to industrial standards and are crafted using top-notch materials. Stainless Steel Blind Flanges from our collection are renowned for their exceptional performance, corrosion resistance, and longevity.

Catering to various industries such as automobile, heavy engineering, railways, and pipeline engineering, our ANSI B16.47 SWRF Flanges meet versatile requirements with ease. Our extensive flange range, including Carbon Steel Flanges & Stainless Steel Blind Flanges, is tailored to match the specifications of different projects while ensuring seamless integration with matching pipes.

Blind Flange Manufacturers, Blind Flange Suppliers, Blind Flange Stockists, Blind Flange Exporters

Universe Metal & Alloy (India) proudly asserts its position as a leading Carbon Steel Blind Flange manufacturers in India, offering a comprehensive range of materials and sizes tailored for the oil, gas, petrochemical, and allied industries. Our Blind Flanges facilitate easy assembly and disassembly, providing utmost convenience. Whether forged or plate, SS Blind Flanges from our manufacturing facilities ensure reliability and durability.

Blind Flange Manufacturers in India, Blind Flange Suppliers in India, Blind Flange Stockists in India, Blind Flange Exporters in India

As a Stainless Steel Blind Flange Exporters in India, we extend our expertise to offer a wide array of materials including Copper, Copper Nickel, Brass, Inconel, Hastelloy, Monel, Alloy 20, Aluminium, Nickel, Duplex, Super Duplex, Incoloy, 254 Smo, and Titanium Blind Flanges. These products conform to global standards such as ANSI/ASME (USA), BS10 (British/Australian), PN/DIN (European), and JIS/KS (Japanese/Korean), meeting the diverse needs of industries worldwide.

Blind Flange Manufacturers in Mumbai, Blind Flange Suppliers in Mumbai, Blind Flange Stockists in Mumbai, Blind Flange Exporters in Mumbai

Many Alloy Steel Blind Flange Suppliers in India produce Carbon Steel Blind Flanges from forged materials with meticulously machined surfaces, ensuring optimal performance and reliability. Universe Metal & Alloy (India) remains committed to offering competitive pricing for Blind Flanges, comparing favorably with manufacturers in India or China. Our dedication to quality, customization options, and adherence to international standards set us apart as a preferred choice for Blind Flange solutions.

  • Specification of Blind Flanges
    ASME B16.5 Blind Flange Size Chart 1/2" (15 NB) to 48" (1200NB) DN10~DN5000
    Pn16 Blind Flange Standards ANSI/ASME B16.5, B16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges, GOST Flange, ASME/ANSI B16.5/16.36/16.47A/16.47B, MSS S44, ISO70051, JISB2220, BS1560-3.1, API7S-15, API7S-43, API605, EN1092
    BLRF Flange Pressure Rating ANSI Class 150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, 2500 LBS Forged Blind Flange
    Flat Face Blind Flange Pressure Calculation in DIN 6Bar 10Bar 16Bar 25Bar 40Bar / PN6 PN10 PN16 PN25 PN40, PN64 BLRF Flange
    JIS 5K, 10 K, 16 K 20 K, 30 K, 40 K, 63 K Flat Face Blind Flange
    UNI 6Bar 10Bar 16Bar 25Bar 40Bar Pn16 Blind Flange
    EN 6Bar 10Bar 16Bar 25Bar 40Bar Class 150 Blind Flange
    Coating Oil Black Paint, Anti-rust Paint, Zinc Plated, Yellow Transparent, Cold and Hot Dip Galvanized Stainless Steel Blind Flange
    Most common types of Ring joint Blind Flange Forged / Threaded / Screwed / Plate
    Test Certificates EN 10204/3.1B
    Raw Materials Certificate
    100% Radiography Test Report
    Third Party Inspection Report, etc
    Production technique
    • Forged, Heat treated and machined
    Connect Type/ Flange Face Type Raised Face (RF), Ring Type Joint (RTJ), Flat Face (FF), Large Male-Female (LMF), Lap-Joint Face (LJF), Small Male-Female (SMF), Small Tongue, Large Tongue & Groove, Groove
    Special design

    As per your drawing

    AS, ANSI, BS, DIN and JIS
    15 NB (1/2") to 200 NB (8")
    Equal and Reducing Configurations

    Test Direct-reading Spectrograph, Hydrostatic testing machine, X-ray detector, UI trasonic flaw detector, Magnetic particle detector
    Equipment Press machine, Bending machine, Pushing Machine, electric bevelling machine, Sand-blasting machine etc
    Origin Indian / West Europe / Japan / USA / Korean
    Blind flange manufacturers in India

    ANSI DIN, GOST, JIS, UNI, BS, AS2129, AWWA, EN, SABS, NFE etc.
    BLRF Flange: -BS Flange, EN Flange, API 6A Flange, ANSI Flange, ASME Flange, DIN Flange, EN1092-1 Flange, UNI Flange, JIS/ KS Flange, BS4504 Flange, GB Flange, AWWA C207 Flange, GOST Flange, PSI Flange

    • B.S: BS4504 , BS3293, BS1560, BS10
    • AS 2129: Table D; Table E; Table H
    • ANSI B16.5, ANSI B16.47 Series A & B, MSS SP44, ASA, API-605, AWWA, Custom Drawings
    • ANSI : ANSI B16.5, ANSI B16.47(API605), MSS SP44, ANSI B16.36, ANSI B16.48
    • ANSI B16.5, ANSI B16.47, MSS SP44, ANSI B16.36, ANSI B16.48
    • American standard (ANSI)
    • German (DIN)
    • British standard (BS)
    • DIN: DIN 2527, DIN 2566, DIN 2573, DIN 2576, DIN 2641, DIN 2642, DIN 2655, DIN 2656, DIN 2627, DIN 2628, DIN 2629, DIN 2631, DIN 2632, DIN 2633, DIN 2634, DIN 2635, DIN 2636, DIN 2637, DIN 2638 Class 150 Blind Flange
    • The other standard: AWWA C207; EN1092-1, GOST12820, JIS B2220; KS B1503, SABS1123; NFE29203; UNI2276
    Pn16 Blind Flange Uses & application
    • Bitumen upgraders.
    • Heavy oil refineries.
    • Nuclear power (mostly seamless).
    • Petrochemicals and acids.
    Export to Ireland, Singapore, Indonesia, Ukraine, Saudi Arabia, Spain, Canada, USA, Brazil, Thailand, Korea, Iran, India, Egypt, Oman, Dubai, Peru, etc
    Material Test Certificates (MTC) as per EN 10204 3.1 and EN 10204 3.2, Test Certificates certifying NACE MR0103, NACE MR0175
  • Dimensions of Forged Blind Flange
    Nominal
    Pipe
    Size
    "A"
    (O.D.)
    "B"
    (Thk.)
    "C"
    (RF Dia.)
    "D"
    (B.C.D.)
    # Bolt
    Holes
    Dia. of
    Bolt Holes
    Approx.
    Weight
     1/2" 3-3/4 9/16 1-3/8 2-5/8 4 5/8 2
     3/4" 4-5/8 5/8 1-11/16 3-1/4 4 3/4 3
     1" 4-7/8 11/16 2 3-1/2 4 3/4 4
     1-1/4" 5-1/4 3/4 2-1/2 3-7/8 4 3/4 6
     1-1/2" 6-1/8 13/16 2-7/8 4-1/2 4 7/8 7
     2" 6-1/2 7/8 3-5/8 5 8 3/4 8
     2-1/2" 7-1/2 1 4-1/8 5-7/8 8 7/8 12
     3" 8-1/4 1-1/8 5 6-5/8 8 7/8 16
     3-1/2" 9 1-3/16 5-1/2 7-1/4 8 7/8 21
     4" 10 1-1/4 6-3/16 7-7/8 8 7/8 28
     5" 11 1-3/8 7-5/16 9-1/4 8 7/8 37
     6" 12-1/2 1-7/16 8-1/2 10-5/8 12 7/8 48
     8" 15 1-5/8 10-5/8 13 12 1 79
     10" 17-1/2 1-7/8 12-3/4 15-1/4 16 1-1/8 122
     12" 20-1/2 2 15 17-3/4 16 1-1/4 183
     14" 23 2-1/8 16-1/4 20-1/4 20 1-1/4 241
     16" 25-1/2 2-1/4 18-1/2 22-1/2 20 1-3/8 315
     18" 28 2-3/8 21 24-3/4 24 1-3/8 414
     20" 30-1/2 2-1/2 23 27 24 1-3/8 515
     24" 36 2-3/4 27-1/4 32 24 1-5/8 800
    1/16" raised face included in flange thickness.
  • 150# ANSI Blind Flanges
    Nominal
    Pipe
    Size
    "A"
    (O.D.)
    "B"
    (Thk.)
    "C"
    (RF Dia.)
    "D"
    (B.C.D.)
    # Bolt
    Holes
    Dia. of
    Bolt Holes
    Approx.
    Weight
     1/2" 3-1/2 7/16 1-3/8 2-3/8 4 5/8 2
     3/4" 3-7/8 1/2 1-11/16 2-3/4 4 5/8 2
     1" 4-1/4 9/16 2 3-1/8 4 5/8 2
     1-1/4" 4-5/8 5/8 2-1/2 3-1/2 4 5/8 3
     1-1/2" 5 11/16 2-7/8 3-7/8 4 5/8 3
     2" 6 3/4 3-5/8 4-3/4 4 3/4 4
     2-1/2" 7 7/8 4-1/8 5-1/2 4 3/4 7
     3" 7-1/2 15/16 5 6 4 3/4 9
     3-1/2" 8-1/2 15/16 5-1/2 7 8 3/4 13
     4" 9 15/16 6-3/16 7-1/2 8 3/4 17
     5" 10 15/16 7-5/16 8-1/2 8 7/8 20
     6" 11 1 8-1/2 9-1/2 8 7/8 27
     8" 13-1/2 1-1/8 10-5/8 11-3/4 8 7/8 47
     10" 16 1-3/16 12-3/4 14-1/4 12 1 67
     12" 19 1-1/4 15 17 12 1 123
     14" 21 1-3/8 16-1/4 18-3/4 12 1-1/8 139
     16" 23-1/2 1-7/16 18-1/2 21-1/4 16 1-1/8 187
     18" 25 1-9/16 21 22-3/4 16 1-1/4 217
     20" 27-1/2 1-11/16 23 25 20 1-1/4 283
     24" 32 1-7/8 27-1/4 29-1/2 20 1-3/8 415
    1/16" raised face included in flange thickness.
  • Weight Chart Of PN16 Blind Flange
    NPS
    (Inches)
    DN
    (mm)
    FLANGE OD
    A MM
    FLANGE THICKNESS D
    MM
    SLIP ON FLANGE WEIGHT (KGS) WELD NECK FLANGE WEIGHT (KGS) BLIND FLANGE WEIGHT (KGS)
    1/ 2 15 88.9 11.2 0.4 0.5 0.4
    3/ 4 20 98.6 12.7 0.6 0.7 0.6
    1 25 108 14.2 0.8 1 0.9
    1 1/ 4 32 117.3 15.7 1 1.3 1.2
    1 1/ 2 40 127 17.5 1.3 1.7 1.5
    2 50 152.4 19.1 2.1 2.6 2.4
    2 1/ 2 65 177.8 22.4 3.3 4.1 3.9
    3 80 190.5 23.9 3.9 4.9 4.9
    3 1/ 2 90 215.9 23.9 4.8 6.1 6.2
    4 100 228.6 23.9 5.3 6.8 7.0
    5 125 254 23.9 6.1 8.6 8.6
    6 150 279.4 25.4 7.5 10.6 11.3
    8 200 342.9 28.4 12.1 17.6 19.6
    10 250 406.4 30.2 16.5 24 28.6
    12 300 482.6 31.8 26.2 36.5 43.2
    14 350 533.4 35.1 34.6 48.4 58.1
    16 400 596.9 36.6 44.8 60.6 76.1
    18 450 635 39.6 48.9 68.3 93.7
    20 500 698.5 42.9 61.9 84.5 122.0
    24 600 812.8 47.8 86.9 115 185.0
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